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authorAdrian-Ken Rueegsegger <ken@codelabs.ch>2008-12-07 19:34:37 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2008-12-25 11:02:22 +1100
commit4946510baac6aaa8658528e3deefc7e9ba2951a9 (patch)
treeabffe4ff5e4d7b0f5b6fa29a73d6f7de53cbd06d /crypto/wp512.c
parentf63fbd3d501b4283e1551e195cb74434a838064f (diff)
downloadlinux-4946510baac6aaa8658528e3deefc7e9ba2951a9.tar.gz
crypto: wp512 - Switch to shash
This patch changes wp512, wp384 and wp256 to the new shash interface. Signed-off-by: Adrian-Ken Rueegsegger <ken@codelabs.ch> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/wp512.c')
-rw-r--r--crypto/wp512.c121
1 files changed, 65 insertions, 56 deletions
diff --git a/crypto/wp512.c b/crypto/wp512.c
index bff28560d66d..723427273687 100644
--- a/crypto/wp512.c
+++ b/crypto/wp512.c
@@ -19,11 +19,11 @@
* (at your option) any later version.
*
*/
+#include <crypto/internal/hash.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/mm.h>
#include <asm/byteorder.h>
-#include <linux/crypto.h>
#include <linux/types.h>
#define WP512_DIGEST_SIZE 64
@@ -980,8 +980,8 @@ static void wp512_process_buffer(struct wp512_ctx *wctx) {
}
-static void wp512_init(struct crypto_tfm *tfm) {
- struct wp512_ctx *wctx = crypto_tfm_ctx(tfm);
+static int wp512_init(struct shash_desc *desc) {
+ struct wp512_ctx *wctx = shash_desc_ctx(desc);
int i;
memset(wctx->bitLength, 0, 32);
@@ -990,12 +990,14 @@ static void wp512_init(struct crypto_tfm *tfm) {
for (i = 0; i < 8; i++) {
wctx->hash[i] = 0L;
}
+
+ return 0;
}
-static void wp512_update(struct crypto_tfm *tfm, const u8 *source,
+static int wp512_update(struct shash_desc *desc, const u8 *source,
unsigned int len)
{
- struct wp512_ctx *wctx = crypto_tfm_ctx(tfm);
+ struct wp512_ctx *wctx = shash_desc_ctx(desc);
int sourcePos = 0;
unsigned int bits_len = len * 8; // convert to number of bits
int sourceGap = (8 - ((int)bits_len & 7)) & 7;
@@ -1051,11 +1053,12 @@ static void wp512_update(struct crypto_tfm *tfm, const u8 *source,
wctx->bufferBits = bufferBits;
wctx->bufferPos = bufferPos;
+ return 0;
}
-static void wp512_final(struct crypto_tfm *tfm, u8 *out)
+static int wp512_final(struct shash_desc *desc, u8 *out)
{
- struct wp512_ctx *wctx = crypto_tfm_ctx(tfm);
+ struct wp512_ctx *wctx = shash_desc_ctx(desc);
int i;
u8 *buffer = wctx->buffer;
u8 *bitLength = wctx->bitLength;
@@ -1084,89 +1087,95 @@ static void wp512_final(struct crypto_tfm *tfm, u8 *out)
digest[i] = cpu_to_be64(wctx->hash[i]);
wctx->bufferBits = bufferBits;
wctx->bufferPos = bufferPos;
+
+ return 0;
}
-static void wp384_final(struct crypto_tfm *tfm, u8 *out)
+static int wp384_final(struct shash_desc *desc, u8 *out)
{
u8 D[64];
- wp512_final(tfm, D);
+ wp512_final(desc, D);
memcpy (out, D, WP384_DIGEST_SIZE);
memset (D, 0, WP512_DIGEST_SIZE);
+
+ return 0;
}
-static void wp256_final(struct crypto_tfm *tfm, u8 *out)
+static int wp256_final(struct shash_desc *desc, u8 *out)
{
u8 D[64];
- wp512_final(tfm, D);
+ wp512_final(desc, D);
memcpy (out, D, WP256_DIGEST_SIZE);
memset (D, 0, WP512_DIGEST_SIZE);
+
+ return 0;
}
-static struct crypto_alg wp512 = {
- .cra_name = "wp512",
- .cra_flags = CRYPTO_ALG_TYPE_DIGEST,
- .cra_blocksize = WP512_BLOCK_SIZE,
- .cra_ctxsize = sizeof(struct wp512_ctx),
- .cra_module = THIS_MODULE,
- .cra_list = LIST_HEAD_INIT(wp512.cra_list),
- .cra_u = { .digest = {
- .dia_digestsize = WP512_DIGEST_SIZE,
- .dia_init = wp512_init,
- .dia_update = wp512_update,
- .dia_final = wp512_final } }
+static struct shash_alg wp512 = {
+ .digestsize = WP512_DIGEST_SIZE,
+ .init = wp512_init,
+ .update = wp512_update,
+ .final = wp512_final,
+ .descsize = sizeof(struct wp512_ctx),
+ .base = {
+ .cra_name = "wp512",
+ .cra_flags = CRYPTO_ALG_TYPE_SHASH,
+ .cra_blocksize = WP512_BLOCK_SIZE,
+ .cra_module = THIS_MODULE,
+ }
};
-static struct crypto_alg wp384 = {
- .cra_name = "wp384",
- .cra_flags = CRYPTO_ALG_TYPE_DIGEST,
- .cra_blocksize = WP512_BLOCK_SIZE,
- .cra_ctxsize = sizeof(struct wp512_ctx),
- .cra_module = THIS_MODULE,
- .cra_list = LIST_HEAD_INIT(wp384.cra_list),
- .cra_u = { .digest = {
- .dia_digestsize = WP384_DIGEST_SIZE,
- .dia_init = wp512_init,
- .dia_update = wp512_update,
- .dia_final = wp384_final } }
+static struct shash_alg wp384 = {
+ .digestsize = WP384_DIGEST_SIZE,
+ .init = wp512_init,
+ .update = wp512_update,
+ .final = wp384_final,
+ .descsize = sizeof(struct wp512_ctx),
+ .base = {
+ .cra_name = "wp384",
+ .cra_flags = CRYPTO_ALG_TYPE_SHASH,
+ .cra_blocksize = WP512_BLOCK_SIZE,
+ .cra_module = THIS_MODULE,
+ }
};
-static struct crypto_alg wp256 = {
- .cra_name = "wp256",
- .cra_flags = CRYPTO_ALG_TYPE_DIGEST,
- .cra_blocksize = WP512_BLOCK_SIZE,
- .cra_ctxsize = sizeof(struct wp512_ctx),
- .cra_module = THIS_MODULE,
- .cra_list = LIST_HEAD_INIT(wp256.cra_list),
- .cra_u = { .digest = {
- .dia_digestsize = WP256_DIGEST_SIZE,
- .dia_init = wp512_init,
- .dia_update = wp512_update,
- .dia_final = wp256_final } }
+static struct shash_alg wp256 = {
+ .digestsize = WP256_DIGEST_SIZE,
+ .init = wp512_init,
+ .update = wp512_update,
+ .final = wp256_final,
+ .descsize = sizeof(struct wp512_ctx),
+ .base = {
+ .cra_name = "wp256",
+ .cra_flags = CRYPTO_ALG_TYPE_SHASH,
+ .cra_blocksize = WP512_BLOCK_SIZE,
+ .cra_module = THIS_MODULE,
+ }
};
static int __init wp512_mod_init(void)
{
int ret = 0;
- ret = crypto_register_alg(&wp512);
+ ret = crypto_register_shash(&wp512);
if (ret < 0)
goto out;
- ret = crypto_register_alg(&wp384);
+ ret = crypto_register_shash(&wp384);
if (ret < 0)
{
- crypto_unregister_alg(&wp512);
+ crypto_unregister_shash(&wp512);
goto out;
}
- ret = crypto_register_alg(&wp256);
+ ret = crypto_register_shash(&wp256);
if (ret < 0)
{
- crypto_unregister_alg(&wp512);
- crypto_unregister_alg(&wp384);
+ crypto_unregister_shash(&wp512);
+ crypto_unregister_shash(&wp384);
}
out:
return ret;
@@ -1174,9 +1183,9 @@ out:
static void __exit wp512_mod_fini(void)
{
- crypto_unregister_alg(&wp512);
- crypto_unregister_alg(&wp384);
- crypto_unregister_alg(&wp256);
+ crypto_unregister_shash(&wp512);
+ crypto_unregister_shash(&wp384);
+ crypto_unregister_shash(&wp256);
}
MODULE_ALIAS("wp384");